public class Main {
    public static void main(String[] args) {
        Mediator mediator = new ConcreteMediator();

        Colleague unProcessColleague = new UnprocessColleague(mediator);
        Colleague lowerColleague = new LowerColleague();
        Colleague upperColleague = new UpperColleague();

        mediator.register(unProcessColleague);
        mediator.register(upperColleague);
        mediator.register(lowerColleague);


        unProcessColleague.interactWithMediator("Hello,RainKaze!  BanG Dream! It's MyGO!!!!!");

    }
}